<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0													  |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group								|
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license,	   |
// | that is bundled with this package in the file LICENSE, and is		|
// | available at through the world-wide-web at						   |
// | http://www.php.net/license/2_02.txt.								 |
// | If you did not receive a copy of the PHP license and are unable to   |
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// | license@php.net so we can mail you a copy immediately.			   |
// +----------------------------------------------------------------------+
// | Authors: Bertrand Mansion <bmansion@mamasam.com>					 |
// +----------------------------------------------------------------------+
//
// $Id: Range.php,v 1.1 2006/09/24 17:04:56 jamiesensei Exp $

require_once('HTML/QuickForm/Rule.php');

/**
* Validates values using range comparison
* @version	 1.0
*/
class HTML_QuickForm_Rule_Range extends HTML_QuickForm_Rule
{
	/**
	 * Validates a value using a range comparison
	 *
	 * @param	 string	$value	  Value to be checked
	 * @param	 mixed	 $options	Int for length, array for range
	 * @access	public
	 * @return	boolean   true if value is valid
	 */
	function validate($value, $options)
	{
		$length = strlen($value);
		switch ($this->name) {
			case 'minlength': return ($length >= $options);
			case 'maxlength': return ($length <= $options);
			default:		  return ($length >= $options[0] && $length <= $options[1]);
		}
	} // end func validate


	function getValidationScript($options = null)
	{
		switch ($this->name) {
			case 'minlength': 
				$test = '{jsVar}.length < '.$options;
				break;
			case 'maxlength': 
				$test = '{jsVar}.length > '.$options;
				break;
			default: 
				$test = '({jsVar}.length < '.$options[0].' || {jsVar}.length > '.$options[1].')';
		}
		return array('', "{jsVar} != '' && {$test}");
	} // end func getValidationScript

} // end class HTML_QuickForm_Rule_Range
?>